Warning: Permanently added '10.128.10.59' (ED25519) to the list of known hosts. executing program [ 40.173418][ T4024] ================================================================== [ 40.175720][ T4024] BUG: KASAN: slab-out-of-bounds in xfrm_policy_inexact_list_reinsert+0x494/0x564 [ 40.178335][ T4024] Read of size 1 at addr ffff0000d242d600 by task syz-executor360/4024 [ 40.180570][ T4024] [ 40.181193][ T4024] CPU: 1 PID: 4024 Comm: syz-executor360 Not tainted 5.15.184-syzkaller #0 [ 40.183530][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 40.186358][ T4024] Call trace: [ 40.187238][ T4024] dump_backtrace+0x0/0x43c [ 40.188460][ T4024] show_stack+0x2c/0x3c [ 40.189595][ T4024] __dump_stack+0x30/0x40 [ 40.190779][ T4024] dump_stack_lvl+0xf8/0x160 [ 40.192102][ T4024] print_address_description+0x78/0x30c [ 40.193651][ T4024] kasan_report+0xec/0x15c [ 40.194876][ T4024] __asan_report_load1_noabort+0x44/0x50 [ 40.196406][ T4024] xfrm_policy_inexact_list_reinsert+0x494/0x564 [ 40.198199][ T4024] xfrm_policy_inexact_insert_node+0x780/0x924 [ 40.199873][ T4024] xfrm_policy_inexact_alloc_chain+0x874/0x1160 [ 40.201571][ T4024] xfrm_policy_inexact_insert+0xe0/0x1088 [ 40.203119][ T4024] xfrm_policy_insert+0xd0/0x830 [ 40.204541][ T4024] xfrm_add_policy+0x400/0x74c [ 40.205816][ T4024] xfrm_user_rcv_msg+0x40c/0x650 [ 40.207133][ T4024] netlink_rcv_skb+0x208/0x3c4 [ 40.208432][ T4024] xfrm_netlink_rcv+0x80/0x9c [ 40.209816][ T4024] netlink_unicast+0x60c/0x89c [ 40.211198][ T4024] netlink_sendmsg+0x6e8/0x9cc [ 40.212500][ T4024] ____sys_sendmsg+0x61c/0x920 [ 40.213811][ T4024] ___sys_sendmsg+0x1d0/0x240 [ 40.215080][ T4024] __arm64_sys_sendmsg+0x1a8/0x254 [ 40.216530][ T4024] invoke_syscall+0x98/0x2b8 [ 40.217765][ T4024] el0_svc_common+0x138/0x258 [ 40.219053][ T4024] do_el0_svc+0x58/0x14c [ 40.220196][ T4024] el0_svc+0x78/0x1e0 [ 40.221341][ T4024] el0t_64_sync_handler+0xcc/0xe4 [ 40.222708][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 40.223977][ T4024] [ 40.224570][ T4024] Allocated by task 4024: [ 40.225791][ T4024] __kasan_kmalloc+0xb0/0xf0 [ 40.227133][ T4024] __kmalloc+0x298/0x44c [ 40.228294][ T4024] sk_prot_alloc+0xc4/0x1f0 [ 40.229541][ T4024] sk_alloc+0x40/0x388 [ 40.230705][ T4024] pfkey_create+0xcc/0x540 [ 40.231959][ T4024] __sock_create+0x4b0/0x8b4 [ 40.233252][ T4024] __sys_socket+0xf0/0x18c [ 40.234501][ T4024] __arm64_sys_socket+0x7c/0x94 [ 40.235877][ T4024] invoke_syscall+0x98/0x2b8 [ 40.237193][ T4024] el0_svc_common+0x138/0x258 [ 40.238528][ T4024] do_el0_svc+0x58/0x14c [ 40.239679][ T4024] el0_svc+0x78/0x1e0 [ 40.240763][ T4024] el0t_64_sync_handler+0xcc/0xe4 [ 40.242096][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 40.243278][ T4024] [ 40.243933][ T4024] The buggy address belongs to the object at ffff0000d242d000 [ 40.243933][ T4024] which belongs to the cache kmalloc-2k of size 2048 [ 40.247842][ T4024] The buggy address is located 1536 bytes inside of [ 40.247842][ T4024] 2048-byte region [ffff0000d242d000, ffff0000d242d800) [ 40.251571][ T4024] The buggy address belongs to the page: [ 40.253172][ T4024] page:000000009f3e825f refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x112428 [ 40.256001][ T4024] head:000000009f3e825f order:3 compound_mapcount:0 compound_pincount:0 [ 40.258294][ T4024] flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff) [ 40.260532][ T4024] raw: 05ffc00000010200 0000000000000000 dead000000000122 ffff0000c0002900 [ 40.262984][ T4024] raw: 0000000000000000 0000000000080008 00000001ffffffff 0000000000000000 [ 40.265313][ T4024] page dumped because: kasan: bad access detected [ 40.267051][ T4024] [ 40.267727][ T4024] Memory state around the buggy address: [ 40.269271][ T4024] ffff0000d242d500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 40.271480][ T4024] ffff0000d242d580: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc fc [ 40.273743][ T4024] >ffff0000d242d600: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 40.276014][ T4024] ^ [ 40.277110][ T4024] ffff0000d242d680: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 40.279383][ T4024] ffff0000d242d700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 40.281651][ T4024] ================================================================== [ 40.283930][ T4024] Disabling lock debugging due to kernel taint executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program